Microsoft Project
Online is Retiring

September 30, 2026

Microsoft is retiring Project Online because its legacy architecture limits the delivery of modern AI-powered and deeply integrated experiences across Microsoft 365. Investment is shifting toward Planner, Microsoft 365 Copilot and the new Project Manager agent designed for intuitive, scalable and collaborative work management.

Why Microsoft Is Retiring Project Online

According to Microsoft, Project Online’s legacy architecture limits delivery of modern, AI-powered, deeply integrated experiences across Microsoft 365. Investment is shifting toward Planner, Microsoft 365 Copilot, and the new Project Manager agent built for intuitive, scalable, collaborative work management.

Key dates you should know

Date

Event

October 1, 2025

End of sale for new Project Online only licenses.

September 30, 2026

Official retirement date. Project Online will no longer be available.

Until retirement, existing customers can continue using Project Online with support. Project desktop is not impacted, and Planner remains available (including premium capabilities).

What this means for your organization

There will be no immediate disruption for existing customers before the retirement date.
Begin evaluating alternatives and mapping a migration timeline now.
Back up and migrate your projects and data ahead of the deadline to avoid loss of access.
Inform your PMO, IT and business stakeholders early in the planning process.

Quick actions

01

Inventory your current Project Online usage including licenses, custom fields, reports and integrations.

02

Download the Migration Guide to understand the step-by-step process.

03

See OnePlan in action and discuss your target architecture.

04

Establish a phased migration plan and training schedule.

Transition Options

Option

Best for

Considerations

Planner (incl. premium) / Project for the web

Teams that want modern UI and tight Microsoft 365 integration.

May require additional portfolio modeling and advanced PPM capabilities depending on complexity.

Project Server Subscription Edition

Organizations needing a closer match to classic PPM feature sets.

Infrastructure and maintenance; less cloud agility.

Dynamics 365 Project Operations

Delivery + financials with robust timesheets and resource scheduling.

Broader ERP alignment and licensing complexity.

OnePlan (Microsoft 365–aligned partner solution)

For organizations seeking strategic portfolio management, portfolio modeling and prioritization, resource and financial planning and integrations with Planner, Teams, Azure DevOps, Jira and more.

Migration effort and change management (we provide tooling, services, and best practices).

Why Choose OnePlan Over Project Online

Strategy ⇄ Execution Alignment

Connect goals, OKRs, and investments to measurable outcomes.

Portfolio Modeling & Prioritization

Run what-if scenarios, compare trade-offs, and select the most valuable initiatives.

Resource Capacity Planning

Balance demand and availability across distributed teams.

Financial Planning & Forecasting

Manage budgets, CapEx/OpEx, and forecasts in real time.

AI-Powered Insights

Leverage Microsoft Copilot and predictive analytics to improve planning and delivery.

Work Management Freedom

Continue using Planner, Azure DevOps, Jira, Smartsheet, and more—rolled up into a single portfolio view.

What a typical migration looks like

Assess

Map

Pilot

Migrate

Optimize

Discovery of data, processes, and reports
Pilot a representative portfolio in OnePlan
Phased migration (by BU, PMO, or program)
Training & enablement; decommission legacy
Training & enablement; decommission legacy

Frequently Asked Questions

Everything you need to know about the Project Online retirement and migration to OnePlan.

What happens to my data after retirement?

Your Project Online data will remain accessible until the retirement date. After that, you’ll need to migrate or export your projects, schedules, and reporting data to ensure continued access.

Will Project Online stop working before the official retirement date?

No. Project Online will remain available until its official retirement on September 30, 2026. Microsoft has stated there will be no early shutdown, so customers can continue using the service while planning their transition.

Is Project desktop affected?

No. Microsoft Project desktop (MPP files) is not impacted by this retirement. Only the cloud-based Project Online service is being retired.

Is Planner affected?

No. Planner is not affected. Planner is part of Microsoft’s recommended future work management tools and will continue to be supported and enhanced.

Get your migration plan in place

We help organizations move off Project Online with a proven, low-risk approach—preserving what works, improving visibility, and modernizing portfolio management on Microsoft 365.

Microsoft Project Online is Retiring